12 inch without foot valve NUMA125 air pressure DTH hammer tool for hard rock formation drilling Size :12 inch Model:SNM125A Brand: Siruite Shank :NUMA125 Foot valve: Without Certificate: API 7-1 Pin Connection:6 5/8" API reg Hole Range:305-445mm N/W,G/W : 578kg/ 598kg Dimenstion:1975*285*285mm Application : ore /coal mining,deep water drilling,energy drilling Send Inquiry Live Chat(WA) Product Detail Tags: DTH toolDTH hammer Share: PREVIOUS:Premium Quality IMP diamond impregnated core bits casing shoes NEXT:mining machinery equipment parts Numa 100 10 inch down the bore hole drilling DTH hammer Related Products API oil quality 12 1-4 in TCI tricone button bits for groundwater boring 12 1-4 inch water boring well drilling kingdream metal sealed bearing TCI tricone bit 152.4mm high speed drilling rock tricone button bits for underground water High Speed 31-2inch IR35 DHD3 1-2 vaveless DTH hammer DTH bits for mining deep well drilling 6 inch underground deep water boring well rotary rock drill tricone bit factory supply 17 1-2 inch 445mm medium hard rock drilling bits tricone roller bits for gravel sandstone 14 3-4 IADC537 water drill tri-cone bit borehole drilling tools 7 1-2 inch 190mm high quality mill tooth kingdream bits steel tooth tricone bits